Each game board has 4 mystery numbers have been rounded 4 different ways.
The students must sort the 16 rounded numbers into 'family' groups and arrange them in the table. Each game board consists of 16 rounded numbers.
There are 3 game boards that increase in difficulty.
Red - rounding to the nearest 1000, 100, 10 and unit.
Amber - rounding to the nearest 10, unit, 1 and 2 decimal places.
Green - rounding to the nearest 1 and 2 decimal places and 2 and 3 significant figures.
Extension: What could the mystery numbers be?